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Replacement and OEM Parts for 2003 GMC Sierra 2500 HD Spark Plugs & Wires

2003 GMC Sierra 2500 HD Spark Plugs & Wires

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Engine & Drivetrain

29 products about 2003 GMC Sierra 2500 HD Spark Plugs & Wires found

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  • OEM 2003 GMC Sierra 2500 HD Wire Diagram - 19351572
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Wire

    PartNumber: 19351572
    OEM 2003 GMC Sierra 2500 HD Wire - 19351572
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l; Coil Stamped 12558693
    • Other Names: Cable Set, Wire
    • Item Dimensions: 9.3 x 6.2 x 3.9 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19417607
    • Part Description: 2003 GMC Sierra 2500 HD Wire
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $90.80 MSRP: $171.34
    You Save: $80.54 (48%)
  • Dorman Diesel Glow Plug Relay for 2003 GMC Sierra 2500 HD - 904-100

    Dorman® Diesel Glow Plug Relay for 2003 GMC Sierra 2500 HD

    PartNumber: 904-100
    Product Specifications
    • Amperage: 100 A
    • Bracket: No
    • Cover Material: Plastic
    • Heatsink Protected: No
    • Height: 1.600"
    • Length: 1.100"
    • Mounting Type: Plug-in
    • OE Part Number: 97371492
    • Terminal Gender: Male
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 019495929444
    • Width: 1.1"
    • Part Description: 2003 GMC Sierra 2500 HD Diesel Glow Plug Relay
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $43.11
  • OEM 2003 GMC Sierra 2500 HD Cable Set Diagram - 19351571
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Cable Set

    PartNumber: 19351571
    OEM 2003 GMC Sierra 2500 HD Cable Set - 19351571
    Product Specifications
    • Other Names: Cable Set
    • Item Dimensions: 9.7 x 6.4 x 3.9 inches
    • Item Weight: 2.20 Pounds
    • Replaced by: 19417606
    • Part Description: 2003 GMC Sierra 2500 HD Cable Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $84.59 MSRP: $159.62
    You Save: $75.03 (48%)
  • OEM 2003 GMC Sierra 2500 HD Glow Plug Diagram - 97226202
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Glow Plug

    PartNumber: 97226202
    OEM 2003 GMC Sierra 2500 HD Glow Plug - 97226202
    Product Specifications
    • Notes: All Models
    • Item Dimensions: 7.4 x 5.1 x 0.9 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2003 GMC Sierra 2500 HD Glow Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    $19.38 MSRP: $35.06
    You Save: $15.68 (45%)
  • Denso Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - 671-8160

    Denso® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: 671-8160
    Product Specifications
    • Notes: OE Replacement Part / Complete Ignition Wire Set - 7mm
    • Distributor Coil End Terminal Type: Female
    • Outside Diameter: 0.275"
    • Spark Plug Boot End Angle: 90 Degrees
    • Spark Plug Boot Material: Silicone
    • Spark Plug End Boot Quantity Angled: 8
    • Spark Plug End Terminal Type: Female
    • UPC: 042511160927
    • Wire Diameter: 7 mm
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    $56.54
  • Denso Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - 671-8063

    Denso® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: 671-8063
    Product Specifications
    • Notes: OE Replacement Part / Complete Ignition Wire Set - 7mm; w/Coil Stamped 19005218 use 9.2" Leads;w/Coil Stamped 19005218 use 9.2" Leads; OE Replacement Part / Complete Ignition Wire Set - 7mm
    • Distributor Coil End Terminal Type: Female
    • Outside Diameter: 0.275"
    • Spark Plug Boot End Angle: Straight
    • Spark Plug Boot Material: Silicone
    • Spark Plug End Boot Quantity Straight: 8
    • Spark Plug End Terminal Type: Female
    • UPC: 042511089419
    • Wire Diameter: 7 mm
    • Wire Quantity: 8
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $55.78
  • Delphi Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - XS10389

    Delphi® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: XS10389
    Product Specifications
    • Notes: Stamped 12558693;10.5in Length
    • Material: Wire Wound
    • Meets or Exceeds Original Equipment Manufacturing Specifications: Yes
    • Spark Plug Boot End Angle: Straight
    • UPC: 689604162569
    • Wire Length: 10.5"
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $55.32
  • Denso Iridium TT™ Spark Plug for 2003 GMC Sierra 2500 HD - 4713

    Denso® Iridium TT™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: 4713
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047136
    • Part Description: 2003 GMC Sierra 2500 HD Iridium TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $6.61
  • Walker Products Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - 924-2050

    Walker Products® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: 924-2050
    Product Specifications
    • UPC: 724620173387
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    $32.65
  • OEM 2003 GMC Sierra 2500 HD Cable Diagram - 12192133
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Cable

    PartNumber: 12192133
    OEM 2003 GMC Sierra 2500 HD Cable - 12192133
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l; 10.5" Long
    • Other Names: Cable, Plug Wire
    • Item Dimensions: 5.8 x 6.3 x 0.8 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2003 GMC Sierra 2500 HD Cable
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $14.49 MSRP: $27.32
    You Save: $12.83 (47%)
  • Denso Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - 671-8062

    Denso® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: 671-8062
    Product Specifications
    • Notes: w/Coil Stamped 12558693 use 10.5" Leads; OE Replacement Part / Complete Ignition Wire Set - 7mm;OE Replacement Part / Complete Ignition Wire Set - 7mm; w/Coil Stamped 12558693 use 10.5" Leads
    • Distributor Coil End Terminal Type: Female
    • Outside Diameter: 0.275"
    • Spark Plug Boot End Angle: Straight
    • Spark Plug Boot Material: Silicone
    • Spark Plug End Boot Quantity Straight: 8
    • Spark Plug End Terminal Type: Female
    • UPC: 042511089402
    • Wire Diameter: 7 mm
    • Wire Quantity: 8
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $50.37
  • Delphi Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - XS10388

    Delphi® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: XS10388
    Product Specifications
    • Notes: 9.2in Length;with Delco Ignition Coils Stamped 19005218
    • Material: Wire Wound
    • Meets or Exceeds Original Equipment Manufacturing Specifications: Yes
    • Spark Plug Boot End Angle: Straight
    • UPC: 689604162552
    • Wire Length: 9.2"
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $47.17
  • Denso Double Platinum Spark Plug for 2003 GMC Sierra 2500 HD - 5071

    Denso® Double Platinum Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: 5071
    Product Specifications
    • Notes: Gap 0.060; DENSO is OE Manufacturer / OE Recomended Platinum Plug - Long Life Platinum Plug
    • Electrode Material: Platinum
    • Gap: .059" (1.5 mm)
    • Heat Range: 14
    • Hex Size: 5/8" (16 mm)
    • Insulator Type: Long Projection
    • Nominal Gap: 1.5 mm
    • Overall Height: ISO
    • Reach: 18 mm (.709")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.709"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050716
    • Part Description: 2003 GMC Sierra 2500 HD Double Platinum Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    $5.64
  • Walker Products Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - 924-1829A

    Walker Products® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: 924-1829A
    Product Specifications
    • Notes: Round Coil
    • UPC: 724620172717
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $27.01
  • OEM 2003 GMC Sierra 2500 HD Cable Set Diagram - 19351577
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Cable Set

    PartNumber: 19351577
    OEM 2003 GMC Sierra 2500 HD Cable Set - 19351577
    Product Specifications
    • Other Names: Cable Set
    • Item Dimensions: 9.8 x 6.2 x 4.0 inches
    • Item Weight: 0.50 Pounds
    • Replaced by: 19417609
    • Part Description: 2003 GMC Sierra 2500 HD Cable Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
    $122.17 MSRP: $230.48
    You Save: $108.31 (47%)
  • Denso Iridium Long-Life Spark Plug for 2003 GMC Sierra 2500 HD - 5090

    Denso® Iridium Long-Life Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: 5090
    Product Specifications
    • Notes: Gap 0.040; DENSO is OE Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18 mm (.709")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050907
    • Part Description: 2003 GMC Sierra 2500 HD Iridium Long-Life Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $5.79
  • Walker Products Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - 924-1829

    Walker Products® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: 924-1829
    Product Specifications
    • Notes: Square Coil
    • UPC: 724620172700
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $23.74
  • OEM 2003 GMC Sierra 2500 HD Cable Set Diagram - 19417609
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Cable Set

    PartNumber: 19417609
    OEM 2003 GMC Sierra 2500 HD Cable Set - 19417609
    Product Specifications
    • Notes: All Models; 8.1l
    • Other Names: Cable Set, Plug Wire Set
    • Fitment Type: Direct Replacement
    • Replaces: 19351577, 88984269
    • Part Description: 2003 GMC Sierra 2500 HD Cable Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
    $127.35 MSRP: $230.48
    You Save: $103.13 (45%)
  • Denso Iridium Power™ Spark Plug for 2003 GMC Sierra 2500 HD - 5325

    Denso® Iridium Power™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: 5325
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: IT16
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053250
    • Part Description: 2003 GMC Sierra 2500 HD Iridium Power™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $5.96
  • OEM 2003 GMC Sierra 2500 HD Cable Set Diagram - 19417606
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Cable Set

    PartNumber: 19417606
    OEM 2003 GMC Sierra 2500 HD Cable Set - 19417606
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l; Coil Stamped 19005218
    • Other Names: Cable Set, Plug Wire Set
    • Item Dimensions: 9.8 x 6.4 x 3.8 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 88894393, 19351571, 88892762
    • Part Description: 2003 GMC Sierra 2500 HD Cable Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $84.59 MSRP: $159.62
    You Save: $75.03 (48%)
  • Denso Platinum TT™ Spark Plug for 2003 GMC Sierra 2500 HD - 4511

    Denso® Platinum TT™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: 4511
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Spark Plug Reach: 18 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045118
    • Wrench Diameter: 16 mm
    • Part Description: 2003 GMC Sierra 2500 HD Platinum TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $3.32
  • OEM 2003 GMC Sierra 2500 HD Wire Asm, Spark Plug Diagram - 19351911
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Wire Asm, Spark Plug

    PartNumber: 19351911
    OEM 2003 GMC Sierra 2500 HD Wire Asm, Spark Plug - 19351911
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l; 9.2" Long
    • Item Dimensions: 10.7 x 7.4 x 1.0 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12192195
    • Part Description: 2003 GMC Sierra 2500 HD Wire Asm, Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $12.61 MSRP: $19.99
    You Save: $7.38 (37%)
  • Delphi Spark Plug Wire Set for 2003 GMC Sierra 2500 HD - XS10542

    Delphi® Spark Plug Wire Set for 2003 GMC Sierra 2500 HD

    PartNumber: XS10542
    Product Specifications
    • Material: Wire Wound
    • Meets or Exceeds Original Equipment Manufacturing Specifications: Yes
    • Spark Plug Boot End Angle: 45 Degrees
    • UPC: 689604165492
    • Part Description: 2003 GMC Sierra 2500 HD Spark Plug Wire Set
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    $68.31
  • OEM 2003 GMC Sierra 2500 HD Plug Wire Diagram - 89017477
    View Related Parts

    OEM (Genuine) 2003 GMC Sierra 2500 HD Plug Wire

    PartNumber: 89017477
    OEM 2003 GMC Sierra 2500 HD Plug Wire - 89017477
    Product Specifications
    • Notes: 8 Cylinder
    • Other Names: Plug Wire, Wire, Wire Harness
    • Item Dimensions: 6.1 x 4.2 x 3.2 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 10457732
    • Part Description: 2003 GMC Sierra 2500 HD Plug Wire
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • Denso Iridium Tt™ Spark Plug for 2003 GMC Sierra 2500 HD - IT16

    Denso® Iridium Tt™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: IT16
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511053250
    • Part Description: 2003 GMC Sierra 2500 HD Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Denso Iridium Tt™ Spark Plug for 2003 GMC Sierra 2500 HD - IT16TT

    Denso® Iridium Tt™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: IT16TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511047136
    • Part Description: 2003 GMC Sierra 2500 HD Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Denso Platinum Tt™ Spark Plug for 2003 GMC Sierra 2500 HD - PT16TT

    Denso® Platinum Tt™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: PT16TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511045118
    • Part Description: 2003 GMC Sierra 2500 HD Platinum Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Denso Double Platinum™ Spark Plug for 2003 GMC Sierra 2500 HD - TJ14R-P15

    Denso® Double Platinum™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: TJ14R-P15
    Product Specifications
    • Notes: Gap 0.060; DENSO is OE Manufacturer / OE Recomended Platinum Plug - Long Life Platinum Plug
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 14
    • Pre-Gap Size: 0.060
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050716
    • Part Description: 2003 GMC Sierra 2500 HD Double Platinum™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
  • Denso Iridium Long-Life™ Spark Plug for 2003 GMC Sierra 2500 HD - ZTJ16R10

    Denso® Iridium Long-Life™ Spark Plug for 2003 GMC Sierra 2500 HD

    PartNumber: ZTJ16R10
    Product Specifications
    • Notes: Gap 0.040; DENSO is OE Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium-Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050907
    • Part Description: 2003 GMC Sierra 2500 HD Iridium Long-Life™ Spark Plug
    More Info
    Vehicle Fitment
    • 2003 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L